revert 9431, this workaround simply doesnt work.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@9467 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Document/Folder.py

@@ -665,9 +665,7 @@ be a problem)."""
     # Role Definition objects, but this shows that generally speaking, this is
     # not the right approach.
     if not getSecurityManager().checkPermission(
-                      Permissions.AddPortalContent, self) and\
-       not getSecurityManager().checkPermission(
-                      Permissions.ChangeLocalRoles, self):
+                      Permissions.AddPortalContent, self):
       return []
     
     def _allowedContentTypes( portal_type=None, user=None, portal_path=None ):